# 打开文件 (w写入权限)
file_read = open("py063_read.txt")
file_write = open("py063_write.txt", "a")
while True:
    # 读取一行内容
    text = file_read.readline()
    if not text:
        break
    file_write.write(text)

file_write.close()
file_read.close()
